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Finding the Fourth Proportional to 332,573.76, 498,859.20 and 83,255.04

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Solution

The fourth proportional to 332,573.76, 498,859.20 and 83,255.04 is: 124,882.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,573.76 : 498,859.20 = 83,255.04 : x
  2. Step 2: Convert to fraction form
    332,573.76/498,859.20 = 83,255.04/x
  3. Step 3: Cross multiply
    332,573.76x = 498,859.20 × 83,255.04
  4. Step 4: Simplify right side
    332,573.76x = 41,532,542,650.37
  5. Step 5: Solve for x
    x = 41,532,542,650.37/332,573.76
  6. Step 6: Final answer
    x = 124,882.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.